what is alluminium arm in ab conductors

0 Answers  

---

why all selected supply voltages are multiple of 11.i.e440,11 kv,33 kv,66 kv,110 kv etc

6 Answers   Suzlon, TCS,

---

what is the need of representing AC power in sinusoidal waveform? why not in square or rectangular etc...

8 Answers   Lanco,

---

What is meant by Active and reactive power?

8 Answers   Micron Electricals, SVIT,

---

Why Ferranti effect is occoured in leading power factor load in a overhead transmission line?

1 Answers  

---

what is meant by star/delta voltages as 440/220 in a 3 phase induction motor, and why it should be connected on STAR IN 3 PHASE SUPPLY

0 Answers   L&T,

---

what is called inrush current??

1 Answers   KSEB,

---

Why frequency changes due to load variation in power system ? i.e why when load increases frequency decreases?

0 Answers   Madina Group,

---

How relay coordination has to be done? what are the inputs are required for this? Please explain this with calculation method?

0 Answers   Elektrotek,

---

Difference between online and offline UPS?

11 Answers  

---

What is the practical way to calculate the cable size for known ampere load?

0 Answers  

---

In a power system we know that if the generated power is less than the load then the frequency of the system is decreases.So does this mean that total required load is delivered at alower frequency?

1 Answers  

---